Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 193.232.105.99 |
| Server Software | nginx |
| Compression | gzip |
|
🔒 🟡 Mixed Content (5 HTTP resources) | The page is served over HTTPS but loads 5 resource(s) over HTTP. This may be blocked in modern browsers. |
|
ℹ 🔵 Missing HSTS | HTTP Strict Transport Security is not configured. Recommended for HTTPS sites. |
|
ℹ 🔵 Missing Content Security Policy | CSP is not configured. It helps prevent XSS attacks and content injection. |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 193.232.105.99
Server Software nginx
Compression gzip
🔒 🟡 Mixed Content (5 HTTP resources) The page is served over HTTPS but loads 5 resource(s) over HTTP. This may be blocked in modern browsers.
ℹ 🔵 Missing HSTS HTTP Strict Transport Security is not configured. Recommended for HTTPS sites.
ℹ 🔵 Missing Content Security Policy CSP is not configured. It helps prevent XSS attacks and content injection.
Redirect Chain
| # | URL | HTTP Status Code | Status |
| 1 | https://prlib.ru:443 | 301 | HTTP/1.1 301 Moved Permanently |
| 2 | https://www.prlib.ru/ | 200 | HTTP/1.1 200 OK |
#1 URL https://prlib.ru:443
HTTP Status Code 301
Status HTTP/1.1 301 Moved Permanently
#2 URL https://www.prlib.ru/
HTTP Status Code 200
Status HTTP/1.1 200 OK
Performance
| DNS Lookup | 102.9 ms |
| TCP Connect | 151.3 ms |
| TLS Handshake | 118.6 ms |
| Time To First Byte (TTFB) | 403.3 ms |
| Content Download | 49.1 ms |
| Total Response Time | 452.4 ms |
DNS Lookup 102.9 ms
TCP Connect 151.3 ms
TLS Handshake 118.6 ms
Time To First Byte (TTFB) 403.3 ms
Content Download 49.1 ms
Total Response Time 452.4 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✘ Not configured |
| CSP | ⚠ Not configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ⚠ Not configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✘ Not configured
CSP ⚠ Not configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | Президентская библиотека имени Б.Н. Ельцина |
| Canonical | https://www.prlib.ru/ |
| Open Graph Title | Президентская библиотека имени Б.Н. Ельцина |
Title Президентская библиотека имени Б.Н. Ельцина
Canonical https://www.prlib.ru/
Open Graph Title Президентская библиотека имени Б.Н. Ельцина
Detected Technologies
| Technology | Drupal Bootstrap jQuery Google Analytics Nginx PHP Matomo |
Technology Drupal Bootstrap jQuery Google Analytics Nginx PHP Matomo
HTTP Headers
| X-Tracking-Ref
| <0.253385177.22> |
| X-Execution-Time
| 84200 |
| Connection
| keep-alive |
| Keep-Alive
| timeout=3, max=5 |
| X-request-id
| 60f234ce-1793-4669-9f8a-262d82606d07 |
| Vary
| Cookie, Accept-Encoding |
| Server
| nginx |
| Date
| Sat, 29 Aug 2026 10:54:33 GMT |
| Content-Type
| text/html; charset=utf-8 |
| Transfer-Encoding
| chunked |
| X-Powered-By
| PHP/5.6.40 |
| X-Drupal-Cache
| HIT |
| Etag
| "1788000573-1" |
| Content-Language
| ru |
| X-Frame-Options
| SAMEORIGIN |
| X-Generator
| Drupal 7 (http://drupal.org) |
| Link
| ; rel="canonical",; rel="shortlink" |
| Cache-Control
| public, max-age=21600 |
| Last-Modified
| Sat, 29 Aug 2026 10:49:33 GMT |
| Expires
| Sun, 19 Nov 1978 05:00:00 GMT |
| Content-Encoding
| gzip |
| X-Server-Node
| Node - 01 |
| Access-Control-Allow-Origin
| * |
Meta Tags
| X-UA-Compatible | IE=edge |
| Viewport | width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no |
| Content-Type | text/html; charset=utf-8 |
| Theme-color | #ffffff |
| Msapplication-TileColor | #da532c |
| Copyright | https://www.grcc.ru |
X-Tracking-Ref <0.253385177.22>
X-Execution-Time 84200
Connection keep-alive
Keep-Alive timeout=3, max=5
X-request-id 60f234ce-1793-4669-9f8a-262d82606d07
Vary Cookie, Accept-Encoding
Server nginx
Date Sat, 29 Aug 2026 10:54:33 GMT
Content-Type text/html; charset=utf-8
Transfer-Encoding chunked
X-Powered-By PHP/5.6.40
X-Drupal-Cache HIT
Etag "1788000573-1"
Content-Language ru
X-Frame-Options SAMEORIGIN
X-Generator Drupal 7 (http://drupal.org)
Link ; rel="canonical",; rel="shortlink"
Cache-Control public, max-age=21600
Last-Modified Sat, 29 Aug 2026 10:49:33 GMT
Expires Sun, 19 Nov 1978 05:00:00 GMT
Content-Encoding gzip
X-Server-Node Node - 01
Access-Control-Allow-Origin *
